melenxim001 melenxim001
  • 15-01-2021
  • Mathematics
contestada

ASAP pls pls pls pls pls pls

ASAP pls pls pls pls pls pls class=

Respuesta :

the0ldkid
the0ldkid the0ldkid
  • 15-01-2021

Answer:

D is the answer.

[tex]16x {}^{2} - 81 = 0 \\ (4x - 9) \times (4x + 9) = 0 \\ [/tex]

[tex]4x - 9 = 0 \\ 4x = 9 \\ x = \frac{9}{4} \\ or \\ 4x + 9 = 0 \\ 4x = - 9 \\ x = - \frac{9}{4} [/tex]

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